Answer:
-512
Step-by-step Explanation
militply q nd q to get
5.4
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5/7=x/10
Cross multiply
(5)(10)=50
(7)(x)=7x
7x=50
Divide by 7 for both sides
7x/7=50/7
x=50/7 or x=7 1/7
Answer: x=50/7 or x=7 1/7
